For the function: f(x) = 21 + 2x − 5x2
Find f(3)

Solve for x. −3/4(x+2)=6 enter your answer in the box

Find the interior angle of a regular polygon which has 6 sides

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before